Keystones — Capstone
Five GCSE retrieval questions · 3 April 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄3 + 1⁄2 + 4⁄6
Answer: 3⁄2 -
2. Algebra
Solve: x⁄6 = 2.1666666666667
Answer: x = 13 -
3. Geometry
Adjacent = 27cm, hypotenuse = 38cm. Find the angle
Answer: 44.7° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 25. If 4 of them are 46, 24, 46, 25, what is the missing number?
Answer: -16